Lamma Power Station Extension - Air Quality Monitoring Data for unit L11/L12 (Construction)
24-hr TSP (µg/m^3)					1-hr TSP (µg/m^3)
Date	Reservoir (AM1)	East Gate (AM2)	Ash Lagoon (AM3)	Tai Yuen Village (AM4)	Date	Time	Reservoir (AM1)	East Gate (AM2)	Ash Lagoon (AM3)
2/12/2021	54	64	44	56	2/12/2021	15:00 - 15:59	52	92	56
8/12/2021	49	46	39	54		16:00 - 16:59	56	63	66
14/12/2021	60	71	54	25		17:00 - 17:59	66	48	46
20/12/2021	32	32	30	14	8/12/2021	15:00 - 15:59	51	38	37
26/12/2021	41	40	42	22		16:00 - 16:59	57	41	40
						17:00 - 17:59	69	49	51
					14/12/2021	15:00 - 15:59	68	64	60
						16:00 - 16:59	62	60	52
						17:00 - 17:59	64	64	51
					20/12/2021	15:00 - 15:59	23	19	19
						16:00 - 16:59	18	22	14
						17:00 - 17:59	22	22	14
					26/12/2021	15:00 - 15:59	34	53	45
						16:00 - 16:59	30	51	34
						17:00 - 17:59	26	42	25
Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/12/2021	66
2/12/2021	65
3/12/2021	64
4/12/2021	62
5/12/2021	61
6/12/2021	64
7/12/2021	60
8/12/2021	59
9/12/2021	58
10/12/2021	59
11/12/2021	56
12/12/2021	54
13/12/2021	58
14/12/2021	59
15/12/2021	58
16/12/2021	58
17/12/2021	59
18/12/2021	62
19/12/2021	61
20/12/2021	62
21/12/2021	57
22/12/2021	57
23/12/2021	60
24/12/2021	57
25/12/2021	59
26/12/2021	59
27/12/2021	58
28/12/2021	58
29/12/2021	58
30/12/2021	58
31/12/2021	58
Note:
# - Hourly average value. Expressed as at 0°C, 101.325kPa, dry and corrected to 15% O2 condition.
Lamma Power Station Extension - Air Quality Monitoring Data for unit L10 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/12/2021	4
2/12/2021	3
3/12/2021	4
4/12/2021	3
5/12/2021	4
6/12/2021	4
7/12/2021	3
8/12/2021	4
9/12/2021	4
10/12/2021	4
11/12/2021	3
12/12/2021	4
13/12/2021	4
14/12/2021	3
15/12/2021	4
16/12/2021	3
17/12/2021	3
18/12/2021	4
19/12/2021	4
20/12/2021	4
21/12/2021	4
22/12/2021	3
23/12/2021	4
24/12/2021	4
25/12/2021	4
26/12/2021	3
27/12/2021	3
28/12/2021	3
29/12/2021	3
30/12/2021	3
31/12/2021	4
The daily maximum stack NOx concentration complies with the Action/Limit Level for all unit loading ranges. Note: # - Hourly average value. Expressed as at 0°C, 101.325kPa, dry and corrected to 15% O2 condition.